We found this circuit for musical instruments in the March 1992 Radio Electronics magazine. The circuit has outputs according to the desired scale from a crystal oscillator at the indicated frequency.
May 2016 - It can be obtained from Mouser Electronics new connectors Ultra-Fit ™ series from Nikex for...
This circuit appeared in Radio Electronics in November 1984. The frequency depends primarily on...
This high impedance step suggested by an English publication can operate up to 1 MHz with 1 V rms...